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Zhdanovsky Metallurgichesky Institut
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Zhdanov, SU
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Patents Grants
last 30 patents
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Patent Grant
Blast furnace charging device
Patent number
4,143,777
Issue date
Mar 13, 1979
Zhdanovsky Metallurgichesky Institut
Nikolai S. Nemtsov
C21 - METALLURGY OF IRON